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<a href="helpers__asymm_8h.xhtml">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Copyright (c) 2017-2018 ARM Limited.</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * SPDX-License-Identifier: MIT</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a copy</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * of this software and associated documentation files (the &quot;Software&quot;), to</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * deal in the Software without restriction, including without limitation the</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * sell copies of the Software, and to permit persons to whom the Software is</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * furnished to do so, subject to the following conditions:</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * The above copyright notice and this permission notice shall be included in all</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * copies or substantial portions of the Software.</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> * SOFTWARE.</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;<span class="preprocessor">#ifndef ARM_COMPUTE_HELPERS_ASYMM_H</span></div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;<span class="preprocessor">#define ARM_COMPUTE_HELPERS_ASYMM_H</span></div><div class="line"><a name="l00026"></a><span class="lineno">   26</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno">   27</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="helpers_8h.xhtml">helpers.h</a>&quot;</span></div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div><div class="line"><a name="l00035"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#abf75e242631b23007e4046682aa57ec5">   35</a></span>&#160;<span class="preprocessor">#define ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL(size)                                                                   \</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_rounding_divide_by_POW2_##size(VEC_DATA_TYPE(int, size) x, int exponent) \</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;<span class="preprocessor">    {                                                                                                              \</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                   \</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;<span class="preprocessor">        mask = (1 &lt;&lt; exponent) - 1;                                                                                \</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) zero = 0;                                                                   \</span></div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) one  = 1;                                                                   \</span></div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                   \</span></div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;<span class="preprocessor">        threshold = (mask &gt;&gt; 1) + select(zero, one, x &lt; 0);                                                        \</span></div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;<span class="preprocessor">        return (x &gt;&gt; exponent) + select(zero, one, (x &amp; mask) &gt; threshold);                                        \</span></div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;</div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ad4b199221927cbabbf859e4d2efb688d">   54</a></span>&#160;<span class="preprocessor">#define ASYMM_MULT_IMPL(size)                                                                                \</span></div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_mult##size(VEC_DATA_TYPE(int, size) a, VEC_DATA_TYPE(int, size) b) \</span></div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="preprocessor">    {                                                                                                        \</span></div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                             \</span></div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;<span class="preprocessor">        overflow = a == b &amp;&amp; a == INT_MIN;                                                                   \</span></div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(long, size)                                                                            \</span></div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="preprocessor">        a_64 = convert_long##size(a);                                                                        \</span></div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(long, size)                                                                            \</span></div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;<span class="preprocessor">        b_64 = convert_long##size(b);                                                                        \</span></div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(long, size)                                                                            \</span></div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;<span class="preprocessor">        ab_64 = a_64 * b_64;                                                                                 \</span></div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                             \</span></div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;<span class="preprocessor">        ab_x2_high32 = convert_int##size(((ab_64 + (1 &lt;&lt; 30)) &gt;&gt; 31));                                       \</span></div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;<span class="preprocessor">        return select(ab_x2_high32, INT_MAX, overflow);                                                      \</span></div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;</div><div class="line"><a name="l00076"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a3d8a3968a069eb8abbc28d31c20f6b8c">   76</a></span>&#160;<span class="preprocessor">#define ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL_IMPL(size)                                                    \</span></div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_exp_on_interval_between_negative_one_quarter_and_0_excl##size(VEC_DATA_TYPE(int, size) a) \</span></div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;<span class="preprocessor">    {                                                                                                                               \</span></div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) constant_term     = 1895147668;                                                              \</span></div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) constant_1_over_3 = 715827883;                                                               \</span></div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;<span class="preprocessor">        const int k_fractional_bits = 31;                                                                                           \</span></div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                                    \</span></div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;<span class="preprocessor">        x = a + (1 &lt;&lt; (k_fractional_bits - 3));                                                                                     \</span></div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                                    \</span></div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;<span class="preprocessor">        x2 = ASYMM_MULT(x, x, size);                                                                                                \</span></div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                                    \</span></div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;<span class="preprocessor">        x3 = ASYMM_MULT(x2, x, size);                                                                                               \</span></div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                                    \</span></div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;<span class="preprocessor">        x4 = ASYMM_MULT(x2, x2, size);                                                                                              \</span></div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                                    \</span></div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;<span class="preprocessor">        x4_over_4 = ASYMM_ROUNDING_DIVIDE_BY_POW2(x4, 2, size);                                                                     \</span></div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                                    \</span></div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;<span class="preprocessor">        x4_over_24_plus_x3_over_6_plus_x2 = ASYMM_MULT((x4_over_4 + x3), constant_1_over_3, size) + x2;                             \</span></div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                                    \</span></div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;<span class="preprocessor">        x4_over_24_plus_x3_over_6_plus_x2_over_2 = ASYMM_ROUNDING_DIVIDE_BY_POW2(x4_over_24_plus_x3_over_6_plus_x2, 1, size);       \</span></div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;<span class="preprocessor">        return constant_term + ASYMM_MULT(constant_term, x + x4_over_24_plus_x3_over_6_plus_x2_over_2, size);                       \</span></div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;</div><div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ab0b4069b25ac886d5cb6eb3b76473f88">  107</a></span>&#160;<span class="preprocessor">#define ASYMM_SELECT_USING_MASK_IMPL(size)                                                                                                                                \</span></div><div class="line"><a name="l00108"></a><span class="lineno">  108</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_select_using_mask##size(VEC_DATA_TYPE(int, size) if_mask, VEC_DATA_TYPE(int, size) then_val, VEC_DATA_TYPE(int, size) else_val) \</span></div><div class="line"><a name="l00109"></a><span class="lineno">  109</span>&#160;<span class="preprocessor">    {                                                                                                                                                                     \</span></div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;<span class="preprocessor">        return (if_mask &amp; then_val) ^ (~if_mask &amp; else_val);                                                                                                              \</span></div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;</div><div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a8c47a92ec76a1e367b45305c17d9ea88">  120</a></span>&#160;<span class="preprocessor">#define ASYMM_MASK_IF_ZERO_IMPL(size)                                                    \</span></div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_mask_if_zero##size(VEC_DATA_TYPE(int, size) a) \</span></div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;<span class="preprocessor">    {                                                                                    \</span></div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) all_zeros = 0;                                    \</span></div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) all_ones  = ~0;                                   \</span></div><div class="line"><a name="l00125"></a><span class="lineno">  125</span>&#160;<span class="preprocessor">        return select(all_zeros, all_ones, a == 0);                                      \</span></div><div class="line"><a name="l00126"></a><span class="lineno">  126</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00127"></a><span class="lineno">  127</span>&#160;</div><div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a6dd3d8d22942f0ff3e59b4e32cfd4de3">  135</a></span>&#160;<span class="preprocessor">#define ASYMM_MASK_IF_NON_ZERO_IMPL(size)                                                    \</span></div><div class="line"><a name="l00136"></a><span class="lineno">  136</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_mask_if_non_zero##size(VEC_DATA_TYPE(int, size) a) \</span></div><div class="line"><a name="l00137"></a><span class="lineno">  137</span>&#160;<span class="preprocessor">    {                                                                                        \</span></div><div class="line"><a name="l00138"></a><span class="lineno">  138</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) all_zeros = 0;                                        \</span></div><div class="line"><a name="l00139"></a><span class="lineno">  139</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) all_ones  = ~0;                                       \</span></div><div class="line"><a name="l00140"></a><span class="lineno">  140</span>&#160;<span class="preprocessor">        return select(all_zeros, all_ones, a != 0);                                          \</span></div><div class="line"><a name="l00141"></a><span class="lineno">  141</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00142"></a><span class="lineno">  142</span>&#160;</div><div class="line"><a name="l00143"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aa12ca21cb9a54d2e4c26d57303fe44a7">  143</a></span>&#160;<span class="preprocessor">#define EXP_BARREL_SHIFTER_IMPL(size)                                                                                                                                                                         \</span></div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) exp_barrel_shifter##size(VEC_DATA_TYPE(int, size) result, int exponent, int fp_multiplier, int k_integer_bits, int k_fractional_bits, VEC_DATA_TYPE(int, size) remainder) \</span></div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;<span class="preprocessor">    {                                                                                                                                                                                                         \</span></div><div class="line"><a name="l00146"></a><span class="lineno">  146</span>&#160;<span class="preprocessor">        if(k_integer_bits &gt; exponent)                                                                                                                                                                         \</span></div><div class="line"><a name="l00147"></a><span class="lineno">  147</span>&#160;<span class="preprocessor">        {                                                                                                                                                                                                     \</span></div><div class="line"><a name="l00148"></a><span class="lineno">  148</span>&#160;<span class="preprocessor">            const int k_shift_amount = k_integer_bits &gt; exponent ? k_fractional_bits + exponent : 0;                                                                                                          \</span></div><div class="line"><a name="l00149"></a><span class="lineno">  149</span>&#160;<span class="preprocessor">            return ASYMM_SELECT_USING_MASK(                                                                                                                                                                   \</span></div><div class="line"><a name="l00150"></a><span class="lineno">  150</span>&#160;<span class="preprocessor">                    ASYMM_MASK_IF_NON_ZERO(remainder &amp; (1 &lt;&lt; k_shift_amount), size),                                                                                                                              \</span></div><div class="line"><a name="l00151"></a><span class="lineno">  151</span>&#160;<span class="preprocessor">                    ASYMM_MULT(result, fp_multiplier, size), result, size);                                                                                                                                       \</span></div><div class="line"><a name="l00152"></a><span class="lineno">  152</span>&#160;<span class="preprocessor">        }                                                                                                                                                                                                     \</span></div><div class="line"><a name="l00153"></a><span class="lineno">  153</span>&#160;<span class="preprocessor">        \</span></div><div class="line"><a name="l00154"></a><span class="lineno">  154</span>&#160;<span class="preprocessor">        return result;                                                                                                                                                                                        \</span></div><div class="line"><a name="l00155"></a><span class="lineno">  155</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00156"></a><span class="lineno">  156</span>&#160;</div><div class="line"><a name="l00163"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">  163</a></span>&#160;<span class="preprocessor">#define ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL(size)                                                                               \</span></div><div class="line"><a name="l00164"></a><span class="lineno">  164</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_exp_on_negative_values##size(VEC_DATA_TYPE(int, size) a, int k_integer_bits)        \</span></div><div class="line"><a name="l00165"></a><span class="lineno">  165</span>&#160;<span class="preprocessor">    {                                                                                                                         \</span></div><div class="line"><a name="l00166"></a><span class="lineno">  166</span>&#160;<span class="preprocessor">        const int k_fractional_bits = 31 - k_integer_bits;                                                                    \</span></div><div class="line"><a name="l00167"></a><span class="lineno">  167</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                              \</span></div><div class="line"><a name="l00168"></a><span class="lineno">  168</span>&#160;<span class="preprocessor">        k_one_quarter = 1 &lt;&lt; (k_fractional_bits - 2);                                                                         \</span></div><div class="line"><a name="l00169"></a><span class="lineno">  169</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                              \</span></div><div class="line"><a name="l00170"></a><span class="lineno">  170</span>&#160;<span class="preprocessor">        mask = k_one_quarter - 1;                                                                                             \</span></div><div class="line"><a name="l00171"></a><span class="lineno">  171</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                              \</span></div><div class="line"><a name="l00172"></a><span class="lineno">  172</span>&#160;<span class="preprocessor">        a_mod_quarter_minus_one_quarter = (a &amp; mask) - k_one_quarter;                                                         \</span></div><div class="line"><a name="l00173"></a><span class="lineno">  173</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                              \</span></div><div class="line"><a name="l00174"></a><span class="lineno">  174</span>&#160;<span class="preprocessor">        a_mod_quarter_minus_one_quarter_scaled = a_mod_quarter_minus_one_quarter &lt;&lt; k_integer_bits;                           \</span></div><div class="line"><a name="l00175"></a><span class="lineno">  175</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                              \</span></div><div class="line"><a name="l00176"></a><span class="lineno">  176</span>&#160;<span class="preprocessor">        result = ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL(a_mod_quarter_minus_one_quarter_scaled, size); \</span></div><div class="line"><a name="l00177"></a><span class="lineno">  177</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                              \</span></div><div class="line"><a name="l00178"></a><span class="lineno">  178</span>&#160;<span class="preprocessor">        remainder = a_mod_quarter_minus_one_quarter - a;                                                                      \</span></div><div class="line"><a name="l00179"></a><span class="lineno">  179</span>&#160;<span class="preprocessor">        \</span></div><div class="line"><a name="l00180"></a><span class="lineno">  180</span>&#160;<span class="preprocessor">        result = EXP_BARREL_SHIFTER(result, -2, 1672461947, k_integer_bits, k_fractional_bits, remainder, size);              \</span></div><div class="line"><a name="l00181"></a><span class="lineno">  181</span>&#160;<span class="preprocessor">        result = EXP_BARREL_SHIFTER(result, -1, 1302514674, k_integer_bits, k_fractional_bits, remainder, size);              \</span></div><div class="line"><a name="l00182"></a><span class="lineno">  182</span>&#160;<span class="preprocessor">        result = EXP_BARREL_SHIFTER(result, +0, 790015084, k_integer_bits, k_fractional_bits, remainder, size);               \</span></div><div class="line"><a name="l00183"></a><span class="lineno">  183</span>&#160;<span class="preprocessor">        result = EXP_BARREL_SHIFTER(result, +1, 290630308, k_integer_bits, k_fractional_bits, remainder, size);               \</span></div><div class="line"><a name="l00184"></a><span class="lineno">  184</span>&#160;<span class="preprocessor">        result = EXP_BARREL_SHIFTER(result, +2, 39332535, k_integer_bits, k_fractional_bits, remainder, size);                \</span></div><div class="line"><a name="l00185"></a><span class="lineno">  185</span>&#160;<span class="preprocessor">        result = EXP_BARREL_SHIFTER(result, +3, 720401, k_integer_bits, k_fractional_bits, remainder, size);                  \</span></div><div class="line"><a name="l00186"></a><span class="lineno">  186</span>&#160;<span class="preprocessor">        result = EXP_BARREL_SHIFTER(result, +4, 242, k_integer_bits, k_fractional_bits, remainder, size);                     \</span></div><div class="line"><a name="l00187"></a><span class="lineno">  187</span>&#160;<span class="preprocessor">        \</span></div><div class="line"><a name="l00188"></a><span class="lineno">  188</span>&#160;<span class="preprocessor">        if(k_integer_bits &gt; 5)                                                                                                \</span></div><div class="line"><a name="l00189"></a><span class="lineno">  189</span>&#160;<span class="preprocessor">        {                                                                                                                     \</span></div><div class="line"><a name="l00190"></a><span class="lineno">  190</span>&#160;<span class="preprocessor">            const VEC_DATA_TYPE(int, size) clamp = -(1 &lt;&lt; (k_fractional_bits + 5));                                           \</span></div><div class="line"><a name="l00191"></a><span class="lineno">  191</span>&#160;<span class="preprocessor">            result = ASYMM_SELECT_USING_MASK(ASYMM_MASK_IF_NON_ZERO(a &lt; clamp, size), 0, result, size);                       \</span></div><div class="line"><a name="l00192"></a><span class="lineno">  192</span>&#160;<span class="preprocessor">        }                                                                                                                     \</span></div><div class="line"><a name="l00193"></a><span class="lineno">  193</span>&#160;<span class="preprocessor">        \</span></div><div class="line"><a name="l00194"></a><span class="lineno">  194</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) Q0_one = INT_MAX;                                                                      \</span></div><div class="line"><a name="l00195"></a><span class="lineno">  195</span>&#160;<span class="preprocessor">        return ASYMM_SELECT_USING_MASK(ASYMM_MASK_IF_ZERO(a, size), Q0_one, result, size);                                    \</span></div><div class="line"><a name="l00196"></a><span class="lineno">  196</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00197"></a><span class="lineno">  197</span>&#160;</div><div class="line"><a name="l00206"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">  206</a></span>&#160;<span class="preprocessor">#define ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL(size)                                                                  \</span></div><div class="line"><a name="l00207"></a><span class="lineno">  207</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_saturating_rounding_mult_by_pow2##size(VEC_DATA_TYPE(int, size) x, int exponent) \</span></div><div class="line"><a name="l00208"></a><span class="lineno">  208</span>&#160;<span class="preprocessor">    {                                                                                                                      \</span></div><div class="line"><a name="l00209"></a><span class="lineno">  209</span>&#160;<span class="preprocessor">        if(exponent &lt; 0)                                                                                                   \</span></div><div class="line"><a name="l00210"></a><span class="lineno">  210</span>&#160;<span class="preprocessor">        {                                                                                                                  \</span></div><div class="line"><a name="l00211"></a><span class="lineno">  211</span>&#160;<span class="preprocessor">            return ASYMM_ROUNDING_DIVIDE_BY_POW2(x, -exponent, size);                                                      \</span></div><div class="line"><a name="l00212"></a><span class="lineno">  212</span>&#160;<span class="preprocessor">        }                                                                                                                  \</span></div><div class="line"><a name="l00213"></a><span class="lineno">  213</span>&#160;<span class="preprocessor">        \</span></div><div class="line"><a name="l00214"></a><span class="lineno">  214</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) min = INT_MIN;                                                                      \</span></div><div class="line"><a name="l00215"></a><span class="lineno">  215</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) max = INT_MAX;                                                                      \</span></div><div class="line"><a name="l00216"></a><span class="lineno">  216</span>&#160;<span class="preprocessor">        int threshold = ((1 &lt;&lt; (31 - exponent)) - 1);                                                                      \</span></div><div class="line"><a name="l00217"></a><span class="lineno">  217</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                           \</span></div><div class="line"><a name="l00218"></a><span class="lineno">  218</span>&#160;<span class="preprocessor">        positive_mask = ASYMM_MASK_IF_NON_ZERO(x &gt; threshold, size);                                                       \</span></div><div class="line"><a name="l00219"></a><span class="lineno">  219</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                           \</span></div><div class="line"><a name="l00220"></a><span class="lineno">  220</span>&#160;<span class="preprocessor">        negative_mask = ASYMM_MASK_IF_NON_ZERO(x &lt; -threshold, size);                                                      \</span></div><div class="line"><a name="l00221"></a><span class="lineno">  221</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                                           \</span></div><div class="line"><a name="l00222"></a><span class="lineno">  222</span>&#160;<span class="preprocessor">        result = x &lt;&lt; exponent;                                                                                            \</span></div><div class="line"><a name="l00223"></a><span class="lineno">  223</span>&#160;<span class="preprocessor">        result = ASYMM_SELECT_USING_MASK(positive_mask, max, result, size);                                                \</span></div><div class="line"><a name="l00224"></a><span class="lineno">  224</span>&#160;<span class="preprocessor">        result = ASYMM_SELECT_USING_MASK(negative_mask, min, result, size);                                                \</span></div><div class="line"><a name="l00225"></a><span class="lineno">  225</span>&#160;<span class="preprocessor">        return result;                                                                                                     \</span></div><div class="line"><a name="l00226"></a><span class="lineno">  226</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00227"></a><span class="lineno">  227</span>&#160;</div><div class="line"><a name="l00235"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">  235</a></span>&#160;<span class="preprocessor">#define ASYMM_ROUNDING_HALF_SUM_IMPL(size)                                                                                \</span></div><div class="line"><a name="l00236"></a><span class="lineno">  236</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_rounding_half_sum##size(VEC_DATA_TYPE(int, size) a, VEC_DATA_TYPE(int, size) b) \</span></div><div class="line"><a name="l00237"></a><span class="lineno">  237</span>&#160;<span class="preprocessor">    {                                                                                                                     \</span></div><div class="line"><a name="l00238"></a><span class="lineno">  238</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(long, size)                                                                                         \</span></div><div class="line"><a name="l00239"></a><span class="lineno">  239</span>&#160;<span class="preprocessor">        a64 = convert_long##size(a);                                                                                      \</span></div><div class="line"><a name="l00240"></a><span class="lineno">  240</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(long, size)                                                                                         \</span></div><div class="line"><a name="l00241"></a><span class="lineno">  241</span>&#160;<span class="preprocessor">        b64 = convert_long##size(b);                                                                                      \</span></div><div class="line"><a name="l00242"></a><span class="lineno">  242</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(long, size)                                                                                         \</span></div><div class="line"><a name="l00243"></a><span class="lineno">  243</span>&#160;<span class="preprocessor">        sum = a64 + b64;                                                                                                  \</span></div><div class="line"><a name="l00244"></a><span class="lineno">  244</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(long, size) one       = 1;                                                                    \</span></div><div class="line"><a name="l00245"></a><span class="lineno">  245</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(long, size) minus_one = -1;                                                                   \</span></div><div class="line"><a name="l00246"></a><span class="lineno">  246</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(long, size)                                                                                         \</span></div><div class="line"><a name="l00247"></a><span class="lineno">  247</span>&#160;<span class="preprocessor">        sign = select(minus_one, one, sum &gt;= 0);                                                                          \</span></div><div class="line"><a name="l00248"></a><span class="lineno">  248</span>&#160;<span class="preprocessor">        return convert_int##size((sum + sign) / 2);                                                                       \</span></div><div class="line"><a name="l00249"></a><span class="lineno">  249</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00250"></a><span class="lineno">  250</span>&#160;</div><div class="line"><a name="l00257"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">  257</a></span>&#160;<span class="preprocessor">#define ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL(size)                                                    \</span></div><div class="line"><a name="l00258"></a><span class="lineno">  258</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_one_over_one_plus_x_for_x_in_0_1##size(VEC_DATA_TYPE(int, size) a) \</span></div><div class="line"><a name="l00259"></a><span class="lineno">  259</span>&#160;<span class="preprocessor">    {                                                                                                        \</span></div><div class="line"><a name="l00260"></a><span class="lineno">  260</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) Q0_one = INT_MAX;                                                     \</span></div><div class="line"><a name="l00261"></a><span class="lineno">  261</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) Q2_one = 1 &lt;&lt; (31 - 2);                                               \</span></div><div class="line"><a name="l00262"></a><span class="lineno">  262</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                             \</span></div><div class="line"><a name="l00263"></a><span class="lineno">  263</span>&#160;<span class="preprocessor">        half_denominator = ASYMM_ROUNDING_HALF_SUM(a, Q0_one, size);                                         \</span></div><div class="line"><a name="l00264"></a><span class="lineno">  264</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) Q2_48_over_17     = 1515870810;                                       \</span></div><div class="line"><a name="l00265"></a><span class="lineno">  265</span>&#160;<span class="preprocessor">        const VEC_DATA_TYPE(int, size) Q2_neg_32_over_17 = -1010580540;                                      \</span></div><div class="line"><a name="l00266"></a><span class="lineno">  266</span>&#160;<span class="preprocessor">        VEC_DATA_TYPE(int, size)                                                                             \</span></div><div class="line"><a name="l00267"></a><span class="lineno">  267</span>&#160;<span class="preprocessor">        x = Q2_48_over_17 + ASYMM_MULT(half_denominator, Q2_neg_32_over_17, size);                           \</span></div><div class="line"><a name="l00268"></a><span class="lineno">  268</span>&#160;<span class="preprocessor">        for(int i = 0; i &lt; 3; i++)                                                                           \</span></div><div class="line"><a name="l00269"></a><span class="lineno">  269</span>&#160;<span class="preprocessor">        {                                                                                                    \</span></div><div class="line"><a name="l00270"></a><span class="lineno">  270</span>&#160;<span class="preprocessor">            VEC_DATA_TYPE(int, size)                                                                         \</span></div><div class="line"><a name="l00271"></a><span class="lineno">  271</span>&#160;<span class="preprocessor">            half_denominator_times_x = ASYMM_MULT(half_denominator, x, size);                                \</span></div><div class="line"><a name="l00272"></a><span class="lineno">  272</span>&#160;<span class="preprocessor">            VEC_DATA_TYPE(int, size)                                                                         \</span></div><div class="line"><a name="l00273"></a><span class="lineno">  273</span>&#160;<span class="preprocessor">            one_minus_half_denominator_times_x = Q2_one - half_denominator_times_x;                          \</span></div><div class="line"><a name="l00274"></a><span class="lineno">  274</span>&#160;<span class="preprocessor">            VEC_DATA_TYPE(int, size)                                                                         \</span></div><div class="line"><a name="l00275"></a><span class="lineno">  275</span>&#160;<span class="preprocessor">            tmp = ASYMM_MULT(x, one_minus_half_denominator_times_x, size);                                   \</span></div><div class="line"><a name="l00276"></a><span class="lineno">  276</span>&#160;<span class="preprocessor">            x   = x + ASYMM_SATURATING_ROUNDING_MULT_BY_POW2(tmp, 2, size);                                  \</span></div><div class="line"><a name="l00277"></a><span class="lineno">  277</span>&#160;<span class="preprocessor">        }                                                                                                    \</span></div><div class="line"><a name="l00278"></a><span class="lineno">  278</span>&#160;<span class="preprocessor">        return ASYMM_SATURATING_ROUNDING_MULT_BY_POW2(x, 1, size);                                           \</span></div><div class="line"><a name="l00279"></a><span class="lineno">  279</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00280"></a><span class="lineno">  280</span>&#160;</div><div class="line"><a name="l00287"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">  287</a></span>&#160;<span class="preprocessor">#define ASYMM_RESCALE_IMPL(size)                                                                                                    \</span></div><div class="line"><a name="l00288"></a><span class="lineno">  288</span>&#160;<span class="preprocessor">    inline VEC_DATA_TYPE(int, size) asymm_rescale##size(VEC_DATA_TYPE(int, size) value, int src_integer_bits, int dst_integer_bits) \</span></div><div class="line"><a name="l00289"></a><span class="lineno">  289</span>&#160;<span class="preprocessor">    {                                                                                                                               \</span></div><div class="line"><a name="l00290"></a><span class="lineno">  290</span>&#160;<span class="preprocessor">        int exponent = src_integer_bits - dst_integer_bits;                                                                         \</span></div><div class="line"><a name="l00291"></a><span class="lineno">  291</span>&#160;<span class="preprocessor">        return ASYMM_SATURATING_ROUNDING_MULT_BY_POW2(value, exponent, size);                                                       \</span></div><div class="line"><a name="l00292"></a><span class="lineno">  292</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00293"></a><span class="lineno">  293</span>&#160;</div><div class="line"><a name="l00294"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aa43fc359dea64362f3016384f4269845">  294</a></span>&#160;<span class="preprocessor">#define ASYMM_ROUNDING_DIVIDE_BY_POW2(x, exponent, size) asymm_rounding_divide_by_POW2_##size(x, exponent)</span></div><div class="line"><a name="l00295"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a5483aefd5e07244661178bfd3f434448">  295</a></span>&#160;<span class="preprocessor">#define ASYMM_MULT(a, b, size) asymm_mult##size(a, b)</span></div><div class="line"><a name="l00296"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a86de0ffca367bfcf27a8ae5dd1fdef2d">  296</a></span>&#160;<span class="preprocessor">#define ASYMM_MULT_BY_QUANT_MULTIPLIER_LESS_THAN_ONE(x, quantized_multiplier, right_shift, size) \</span></div><div class="line"><a name="l00297"></a><span class="lineno">  297</span>&#160;<span class="preprocessor">    ASYMM_ROUNDING_DIVIDE_BY_POW2(ASYMM_MULT(x, quantized_multiplier, size), right_shift, size)</span></div><div class="line"><a name="l00298"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aeebdcd88f4320931cd4a599ad1527e83">  298</a></span>&#160;<span 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href="helpers__asymm_8h.xhtml#a4bde4cd395697b5d37af5116773f16ed">  342</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aa12ca21cb9a54d2e4c26d57303fe44a7">EXP_BARREL_SHIFTER_IMPL</a>(16)</div><div class="line"><a name="l00343"></a><span class="lineno">  343</span>&#160;</div><div class="line"><a name="l00344"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a35b98dc80eefc6ce799720861a668691">  344</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL</a>(2)</div><div class="line"><a name="l00345"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#aa1dda459c2b10a9620b2c14a928ed4ba">  345</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL</a>(4)</div><div class="line"><a name="l00346"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a429f20ad96413c1f7d4ee968afed6f0d">  346</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL</a>(8)</div><div class="line"><a name="l00347"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ae13cfab30e1d4c5f797f9d3d7c6acacf">  347</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL</a>(16)</div><div class="line"><a name="l00348"></a><span class="lineno">  348</span>&#160;</div><div class="line"><a name="l00349"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ac5d336b40941ee7c63a750b3dc92b030">  349</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL</a>(2)</div><div class="line"><a name="l00350"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#af06991bb67792a6fec9c426923f39745">  350</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL</a>(4)</div><div class="line"><a name="l00351"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a1bfbcc866bf09921d6bf4fc39cd38d89">  351</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL</a>(8)</div><div class="line"><a name="l00352"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a88b3d0aae3bcf134f9eb4b5637a4b73c">  352</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL</a>(16)</div><div class="line"><a name="l00353"></a><span class="lineno">  353</span>&#160;</div><div class="line"><a name="l00354"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#acd43480a8530400e781603a995adcad0">  354</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">ASYMM_ROUNDING_HALF_SUM_IMPL</a>(2)</div><div class="line"><a name="l00355"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a7dda5bba50450367760a7ad1148881be">  355</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">ASYMM_ROUNDING_HALF_SUM_IMPL</a>(4)</div><div class="line"><a name="l00356"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#acba55fb1a4dfa6ab5080cc276550d5fd">  356</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">ASYMM_ROUNDING_HALF_SUM_IMPL</a>(8)</div><div class="line"><a name="l00357"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ab13b1910b09c0cf268f6a8af0e2013e2">  357</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">ASYMM_ROUNDING_HALF_SUM_IMPL</a>(16)</div><div class="line"><a name="l00358"></a><span class="lineno">  358</span>&#160;</div><div class="line"><a name="l00359"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a6524f601cf9a2ae69d5eab74576c93d0">  359</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL</a>(2)</div><div class="line"><a name="l00360"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a049439083adb7b960079832ad6367389">  360</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL</a>(4)</div><div class="line"><a name="l00361"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#abe37c90e62ee60565cbfbb38c4358fd6">  361</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL</a>(8)</div><div class="line"><a name="l00362"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#ac3316120c01b6c993ac8f2d3f2b4ff03">  362</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL</a>(16)</div><div class="line"><a name="l00363"></a><span class="lineno">  363</span>&#160;</div><div class="line"><a name="l00364"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a49b94bfc99276975c6fed32c693cbac5">  364</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">ASYMM_RESCALE_IMPL</a>(2)</div><div class="line"><a name="l00365"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a8f9d043040f28f051c7145281de94681">  365</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">ASYMM_RESCALE_IMPL</a>(4)</div><div class="line"><a name="l00366"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a478b69bea5edb6ad939d8e7edd9e7e3f">  366</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">ASYMM_RESCALE_IMPL</a>(8)</div><div class="line"><a name="l00367"></a><span class="lineno"><a class="line" href="helpers__asymm_8h.xhtml#a700e603af523859efb90ed4b52b41c84">  367</a></span>&#160;<a class="code" href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">ASYMM_RESCALE_IMPL</a>(16)</div><div class="line"><a name="l00368"></a><span class="lineno">  368</span>&#160;</div><div class="line"><a name="l00369"></a><span class="lineno">  369</span>&#160;<span class="preprocessor">#endif // ARM_COMPUTE_HELPERS_ASYMM_H</span></div><div class="ttc" id="helpers__asymm_8h_xhtml_a8d97c6698c0e44424deae3f3130c55ac"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a8d97c6698c0e44424deae3f3130c55ac">ASYMM_ROUNDING_HALF_SUM_IMPL</a></div><div class="ttdeci">#define ASYMM_ROUNDING_HALF_SUM_IMPL(size)</div><div class="ttdoc">Calculates (a+b)/2, rounded to the nearest integer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00235">helpers_asymm.h:235</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a4d0a02b30d8cc5725d0a11781b488852"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a4d0a02b30d8cc5725d0a11781b488852">ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL</a></div><div class="ttdeci">#define ASYMM_EXP_ON_NEGATIVE_VALUES_IMPL(size)</div><div class="ttdoc">Calculates  for x &lt; 0. </div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00163">helpers_asymm.h:163</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_aa12ca21cb9a54d2e4c26d57303fe44a7"><div class="ttname"><a href="helpers__asymm_8h.xhtml#aa12ca21cb9a54d2e4c26d57303fe44a7">EXP_BARREL_SHIFTER_IMPL</a></div><div class="ttdeci">#define EXP_BARREL_SHIFTER_IMPL(size)</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00143">helpers_asymm.h:143</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_ab0b4069b25ac886d5cb6eb3b76473f88"><div class="ttname"><a href="helpers__asymm_8h.xhtml#ab0b4069b25ac886d5cb6eb3b76473f88">ASYMM_SELECT_USING_MASK_IMPL</a></div><div class="ttdeci">#define ASYMM_SELECT_USING_MASK_IMPL(size)</div><div class="ttdoc">Each bit of the result is set to the corresponding bit of either then_val or else_val depending on wh...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00107">helpers_asymm.h:107</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a3d8a3968a069eb8abbc28d31c20f6b8c"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a3d8a3968a069eb8abbc28d31c20f6b8c">ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL_IMPL</a></div><div class="ttdeci">#define ASYMM_EXP_ON_INTERVAL_BETWEEN_NEGATIVE_ONE_QUARTER_AND_0_EXCL_IMPL(size)</div><div class="ttdoc">Calculates  for x in [-1/4, 0). </div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00076">helpers_asymm.h:76</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a0e53aa5d4cbcec7a0c0085838f32453d"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a0e53aa5d4cbcec7a0c0085838f32453d">ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL</a></div><div class="ttdeci">#define ASYMM_ONE_OVER_ONE_PLUS_X_FOR_X_IN_0_1_IMPL(size)</div><div class="ttdoc">Calculates  for x in (0, 1). </div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00257">helpers_asymm.h:257</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a8c47a92ec76a1e367b45305c17d9ea88"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a8c47a92ec76a1e367b45305c17d9ea88">ASYMM_MASK_IF_ZERO_IMPL</a></div><div class="ttdeci">#define ASYMM_MASK_IF_ZERO_IMPL(size)</div><div class="ttdoc">For each element of input vector, the corresponding bits of the result item are set if the input item...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00120">helpers_asymm.h:120</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_abf75e242631b23007e4046682aa57ec5"><div class="ttname"><a href="helpers__asymm_8h.xhtml#abf75e242631b23007e4046682aa57ec5">ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL</a></div><div class="ttdeci">#define ASYMM_ROUNDING_DIVIDE_BY_POW2_IMPL(size)</div><div class="ttdoc">Correctly-rounded-to-nearest division by a power-of-two. </div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00035">helpers_asymm.h:35</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_aace85e2a32bacdaa4e2d2055deabfc57"><div class="ttname"><a href="helpers__asymm_8h.xhtml#aace85e2a32bacdaa4e2d2055deabfc57">ASYMM_RESCALE_IMPL</a></div><div class="ttdeci">#define ASYMM_RESCALE_IMPL(size)</div><div class="ttdoc">Considering the integer value as fixed-point, change the number of integer bits and update value acco...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00287">helpers_asymm.h:287</a></div></div>
<div class="ttc" id="helpers_8h_xhtml"><div class="ttname"><a href="helpers_8h.xhtml">helpers.h</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a6dd3d8d22942f0ff3e59b4e32cfd4de3"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a6dd3d8d22942f0ff3e59b4e32cfd4de3">ASYMM_MASK_IF_NON_ZERO_IMPL</a></div><div class="ttdeci">#define ASYMM_MASK_IF_NON_ZERO_IMPL(size)</div><div class="ttdoc">For each element of input vector, the corresponding bits of the result item are set if the input item...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00135">helpers_asymm.h:135</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_ad4b199221927cbabbf859e4d2efb688d"><div class="ttname"><a href="helpers__asymm_8h.xhtml#ad4b199221927cbabbf859e4d2efb688d">ASYMM_MULT_IMPL</a></div><div class="ttdeci">#define ASYMM_MULT_IMPL(size)</div><div class="ttdoc">Product of two numbers, interpreting them as fixed-point values in the interval [-1, 1), rounding to the nearest value, and saturating -1 * -1 to the maximum value. </div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00054">helpers_asymm.h:54</a></div></div>
<div class="ttc" id="helpers__asymm_8h_xhtml_a737312bc4a68c79a77cfab4849793bc0"><div class="ttname"><a href="helpers__asymm_8h.xhtml#a737312bc4a68c79a77cfab4849793bc0">ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL</a></div><div class="ttdeci">#define ASYMM_SATURATING_ROUNDING_MULT_BY_POW2_IMPL(size)</div><div class="ttdoc">Calculates the product of a integer value by a power of two, with either a positive exponent (equival...</div><div class="ttdef"><b>Definition:</b> <a href="helpers__asymm_8h_source.xhtml#l00206">helpers_asymm.h:206</a></div></div>
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